CVE-2022-4303: ciphercoin wp_limit_login_attempts Authentication Bypass by Spoofing
CVSS: 7.5v3.1HighModified
Published 23-01-2023Last modified 02-04-2025
Vulnerability summary
CVE-2022-4303 is a high (CVSS 7.5) Authentication Bypass by Spoofing vulnerability in ciphercoin wp_limit_login_attempts. EPSS estimates a 0.70% chance of exploitation in the next 30 days, higher than 52.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
0.70%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 23-01-2023PublishedVulnerability first disclosed.
- 02-04-2025Last modifiedVulnerability information updated.
Description
The WP Limit Login Attempts WordPress plugin through 2.6.4 prioritizes getting a visitor's IP from certain HTTP headers over PHP's REMOTE_ADDR, which makes it possible to bypass IP-based restrictions on login forms.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NSources3 sources · 6.5–7.5
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- wordfenceSource6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.70%
Chance of exploitation in the next 30 days
Percentile
52%
Versus all other CVEs
30-day change
0.00 pp
From 0.70% on 20-09-2026
20-09-202620-10-2026
EPSS score0.70%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-290Authentication Bypass by SpoofingThis attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.
- CWE-348Use of Less Trusted SourceThe product has two different sources of the same data or information, but it uses the source that has less support for verification, is less trusted, or is less resistant to attack.
Affected systems
Ciphercoin1 product
- wp_limit_login_attempts≤ 2.6.4
Unknown1 product
- wp limit login attempts≤ 2.6.4
Wordpress1 product
- wp-limit-login-attempts≤ 2.6.4
3 vendors · 3 products
References
2 links- wpscan.com/vulnerability/8428a5e1-dbef-4516-983f-f95605c6dd09ExploitVDB EntryTechnical DescriptionThird Party Advisory